您要查找的是不是：
- key of datum class 数据类密钥
- He gave me a duplicate key of his house. 他给了我另配了一套他房子的钥匙。
- The song is written in the key of D. 这首歌是用D调谱写的。
- He is striking the key of his typewrite. 他敲打着打字机的字键。
- She is pecking away at the key of a typewriter. 她不停地敲打著打字机的键。
- Brought up the statistical data classified method, concluded the most suitable cartographic visualization method which each kind of data class corresponded. 提出了统计数据分类体系,归纳出了每种数据分类所对应的最适宜地图可视化方法。
- Is a string of data that has been encrypted with the public key of the certificate. 已用证书的公钥加密的数据的字符串。
- As the core of Urban Green Information System(UGIS), the quality of Data is the key of assurancing the policy correct, and the system function effective. 作为城市绿化信息系统(UGIS)的核心,数据质量是保证决策正确、系统有效运行的关键。
- His fingers swept the keys of the piano. 他的手指在钢琴键盘上轻快地移动。
- Have you got the key of the sideboard on you? 你有餐具柜的钥匙吗?
- Classification is an important sub-branch of Data Mining, which can find out a model describing a predetermined set of data classes or concepts as used to predict the class label for a test sample. 分类是数据挖掘的一个重要分支，分类能找出描述数据类或概念的模型(或函数)，以便能使用模型预测类标记未知的对象类。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- He was thumping the keys of the piano. 他重重地敲击钢琴琴键。
- Cluster analysis aims at looking for the simple and available structure hide in the data, not only give a rule of data classing. 其目的是寻找隐藏在数据中简单有效的结构，而不只是为数据建立一个分类规则。
- She is pecking away at the keys of a typewriter. 她不停地敲打着打字机的键。
- The organization of data within a record or file. 记录或文件内的数据组织形式。
- In the future, the key of infomation technoloy is how to make the most of value of these massed data in stead of data process.Data warehouse technology emerged as the times require. 计算机硬件技术和软件技术的飞速发展使得数据处理更加容易,数据处理已经不是今后信息技术的重点,代之而来的是如何充分使用这些比海水还多的信息。
- An accumulation of data to be processed. 要处理的数据的一种聚集。
- The boy started pecking at the keys of the piano. 男孩开始在钢琴上乱弹一气。
- He pulled out the key of his closet. 他拿出他房间的钥匙。
